CVE-2025-5199: canonical multipass Incorrect Default Permissions
CVSS: 7.8v3.1HighAnalyzed
Published 11-07-2025Last modified 14-07-2025
Vulnerability summary
CVE-2025-5199 is a high (CVSS 7.8) Incorrect Default Permissions vulnerability in canonical multipass. EPSS estimates a 0.18% chance of exploitation in the next 30 days, higher than 6.7% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
7.8/10
010
High · v3.1 (NVD)EPSS score
0.18%
0%100%
Low · +0.02 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1github
Timeline
- 11-07-2025PublishedVulnerability first disclosed.
- 14-07-2025Last modifiedVulnerability information updated.
Description
In Canonical Multipass up to and including version 1.15.1 on macOS, incorrect default permissions allow a local attacker to escalate privileges by modifying files executed with administrative privileges by a Launch Daemon during system startup.
CVSS metrics
2 scores · 2 sources · 1 versionHigh 7.8Preferred score · NVD (NIST)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HSources2 sources · 7.3–7.8
- CVE.orgCNA7.3HighCVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:HDiffers
EPSS trend
Probability
0.18%
Chance of exploitation in the next 30 days
Percentile
7%
Versus all other CVEs
30-day change
+0.02 pp
From 0.15% on 19-09-2026
19-09-202619-10-2026
EPSS score0.18%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundMultipass
Maturity: poc
Weaknesses
CWE · root cause- CWE-276Incorrect Default PermissionsDuring installation, installed file permissions are set to allow anyone to modify those files.
- CWE-863Incorrect AuthorizationThe product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check.
Affected systems
Canonical1 product
- multipass< 1.16.0
1 vendor · 1 product